<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div style="background:#5D3D5E; width: 100px; height: 50px"></div> <!-- 主色：#5D3D5E -->
<div style="background:#69136A; width: 100px; height: 50px"></div> <!-- 辅助色1：#69136A -->
<div style="background:#4D2A51; width: 100px; height: 50px"></div> <!-- 辅助色2：#4D2A51 -->
<div style="background:#292929; width: 100px; height: 50px"></div> <!-- 背景色1：#292929 -->
<div style="background:#333333; width: 100px; height: 50px"></div> <!-- 背景色2：#333333 -->
</body>
</html>